[media] v4l: mem2mem: port m2m_testdev to vb2

This patch ports mem2mem test device to videobuf2 framework.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/video/Kconfig b/drivers/media/video/Kconfig
index 3749c89..1c0f080 100644
--- a/drivers/media/video/Kconfig
+++ b/drivers/media/video/Kconfig
@@ -989,8 +989,7 @@
 config VIDEO_MEM2MEM_TESTDEV
 	tristate "Virtual test device for mem2mem framework"
 	depends on VIDEO_DEV && VIDEO_V4L2
-	depends on BROKEN
-	select VIDEOBUF_VMALLOC
+	select VIDEOBUF2_VMALLOC
 	select V4L2_MEM2MEM_DEV
 	default n
 	---help---